3-in-1 MPS Strips

Test peroxide (active oxygen), pH, and alkalinity in your pool or spa in seconds.

Active oxygen pool test strips that measure 3 essential water parameters in seconds — Peroxide (Active Oxygen / MPS), pH, and Total Alkalinity. Designed for oxygen-treated (chlorine-free) pools, spas, and hot tubs, these easy-to-read 3-in-1 test strips help you keep your water crystal clear, perfectly balanced, and safe for swimmers. Just dip, wait, and compare against the colour chart — no kit or expertise needed.

3 Parameters 15-second results
Available in:
3-in-1 MPS Strips

Product Information

  • Parameters tested 3 (Peroxide/Active Oxygen, pH, Total Alkalinity)
  • Strips per bottle 50 Strips
  • Results in 15 seconds
  • For use with Pool & Spa
  • Storage Store in a cool, dry place. Always close the lid tightly to block out air.
  • Certifications FDA, ISO, RoHS

How to Use

1

Dip

Submerge all testing pads in pool or spa water for 2 seconds, then remove.

2

Wait

Hold the strip horizontally and wait 15 seconds (peroxide reads in 5 seconds). Do not shake off excess water.

3

Read

Compare each pad against the color chart and read immediately for accurate results.

What You Test

Recommended ideal ranges for pool and spa water. For a detailed explanation of each parameter and what to do if values are off, visit our Water Chemistry Guide.

Peroxide (Active Oxygen)
Pool 3 - 10
Spa 3 - 10
pH
Pool 7.2 - 7.8
Spa 7.2 - 7.8
Total Alkalinity
Pool 80 - 120
Spa 80 - 120